alcoholic beverage of intense potency made in a discreet bottle (eg. gatorade bottle filled with OJ and vodka or coke bottle filled with jack and coke) to be carried on your person, for use in times of transit, usually between or en route to a specific venue, at which more embibement shall occur. *Note: vitamin water bottles are especially useful for this because of the wide mouth, thereby facilitating ice cube entry (see also road soda)

Meesh and I rocked a road bomb on the subway so our buzz would continue from pregaming at the apt.